CVE-2016-1234 Memory corruption in n/a

High 7.5 Published Updated

A stack-based buffer overflow in glibc's glob implementation allows attackers to cause a denial of service via a long name when GLOB_ALTDIRFUNC is used.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2016-1234?

CVE-2016-1234 is a high-severity memory corruption vulnerability in Fedoraproject Fedora, published on 1 Jun 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in the glob implementation in GNU C Library (aka glibc) before 2.24, when GLOB_ALTDIRFUNC is used, allows context-dependent attackers to cause a denial of service (crash) via a long name.

Weakness: CWE-119

Which versions are affected by CVE-2016-1234?

It affects 4 products.

Products include Fedoraproject Fedora, Gnu Glibc, Opensuse Leap, Opensuse Opensuse.

How do I fix CVE-2016-1234?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2016-1234 being exploited?

There is no known exploitation of CVE-2016-1234 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2016-1234, GHSA-mphv-4vqv-3v34, UBUNTU-CVE-2016-1234.

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